Exclude IDs

function pm_excluded_ids() {
    return array(426, 512, 604);
}

function pm_ignore_post_ids($uris) {
    $excluded_ids = (array) pm_excluded_ids();

    if(!empty($uris) && is_array($uris)) {
        $uris = array_diff_key($uris, array_flip($excluded_ids));
    }

    return $uris;
}
add_filter('permalink_manager_uris', 'pm_ignore_post_ids');

function pm_hide_uri_editor($bool) {
    global $post;

    $excluded_ids = (array) pm_excluded_ids();

    if(!empty($post->ID) && in_array($post->ID, $excluded_ids)) {
        return false;
    }

    return $bool;
}
add_filter('permalink_manager_hide_uri_editor_post_page', 'pm_hide_uri_editor');
add_filter('permalink_manager_show_uri_editor_post_post', 'pm_hide_uri_editor');